CVSROOT: /cvs Module name: src Changes by: [email protected] 2019/05/06 06:56:30
Modified files:
sys/arch/mips64/mips64: ipifuncs.c
Log message:
Issue write-write barrier before sending IPI on mips64
The barrier ensures that any lockless state changes become visible
to other CPUs before the IPI is sent. Otherwise, a receiving CPU
might still observe an old state when it processes the interrupt.
OK guenther@
